Table 1.
The regression equations, Limit of Detections (LODs) and Limit of Quantity (LOQs) of seven compounds.
| Compounds | Regression Equations | Linear Range (μg/mL) | R2 | LODs (μg/mL) | LOQs (μg/mL) |
|---|---|---|---|---|---|
| Chlorogenic acid | Y = 2 × 107X + 2015.5 | 4.554~145.7 | 1.0000 | 0.0861 | 0.2869 |
| Liquiritin | Y = 6 × 106X − 2903.9 | 10.71~342.8 | 1.0000 | 0.0701 | 0.2335 |
| Rutin | Y = 2 × 107X − 1765.6 | 11.16~357.1 | 1.0000 | 0.1003 | 0.3342 |
| Forsythoside A | Y = 8 × 106X + 1164.7 | 81.52~2608 | 1.0000 | 0.0464 | 0.1546 |
| Isochlorogenic acid A | Y = 2 × 107X − 1940.5 | 2.232~71.43 | 1.0000 | 0.1034 | 0.3720 |
| Forsythin | Y = 1 × 106X + 11002 | 36.79~1177 | 0.9998 | 0.0287 | 0.0956 |
| Glycyrrhizic acid | Y = 9 × 106X + 176.68 | 21.96~702.9 | 1.0000 | 0.8994 | 3.6607 |